Pipe liner
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
Jul 13, 2006
app pub date -
Jan 12, 2005
filing date -
Jan 12, 2005
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A liner for pipe, methods to make liners, and methods for using them, the liner in one aspect including as a first layer a hollow cylinder of polymeric material, a second layer of wrap material around the first layer, a third layer of wrap material wrapped around the second layer, at least one strengthener member on the liner and extending from a first end thereof to a second thereof, and an exterior cover, the liner being a stand-alone structure.
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